Bash Shell Scripting- Scheduling jobs with crontab

What is the primary purpose of the Crontab command?

• To edit text files

• To schedule jobs at regular intervals

• To monitor system performance

• To manage user permissions

How many fields are there in the Crontab syntax?

• Six

• Seven

• Five

• Four

Which command is used to create a job in Crontab?

• crontab -r

• crontab -l

• crontab -e

• crontab -d

What is the range of values for the 'minutes' field in Crontab?

• 0 to 59

• 0 to 23

• 1 to 31

• 1 to 12

What should you do to verify if a Crontab job has been executed?

• Re-run the Crontab command

• Restart the system

• Look into the backup files

• Check the system logs

How can you schedule a Crontab job to run every month?

• Use a specific date

• Use a specific weekday

• Use an asterisk in the month field

• Use a specific hour

What does writing all asterisks in the Crontab fields signify?

• Every month

• Every day

• Every hour

• Every minute

Which shortcut can be used to schedule a job to run yearly?

• @daily

• @monthly

• @weekly

• @yearly

What is the purpose of the '@reboot' shortcut in Crontab?

• To run a job every day

• To run a job every month

• To run a job every hour

• To run a job on system startup

Which Crontab shortcut is useful for tasks that need to run on system startup?

• @hourly

• @monthly

• @reboot

• @daily